【Lianfa】Announcement in Accordance with 'Regulations Governing the Acquisition or Disposal of Assets by Public Companies'

1. Securities Name: Quanta 2. Transaction Period: 2025/10/27 ~ 2026/05/06 3. Date of Board of Directors Approval: Not applicable 4. Other Approval Dates: Approval Level: Chairman's approval, 2026/05/06 5. Transaction Volume, Unit Price, and Total Transaction Amount: Transaction Volume: 1,000,000 shares Unit Price: NT$327.58 Total Transaction Amount: NT$327,580,000 6. Disposal Gain (or Loss) (Not applicable to acquisition of marketable securities): Disposal Gain: NT$50,067,772 7. Relationship with the Counterparty of the Transaction: None 8. As of now, the cumulative holding of these transacted securities (including this transaction) in terms of quantity, amount, shareholding ratio, and any restrictions on rights (e.g., pledge): As of now, cumulative holding of these transacted securities is 0 shares, amount is NT$0. Shareholding ratio is 0%. No restrictions on rights. 9. As of now, the proportion of investments in marketable securities (including this transaction) listed in Article 3 of the 'Regulations Governing the Acquisition or Disposal of Assets by Public Companies' to the company's most recent financial report's total assets and equity attributable to owners of the parent, and the amount of working capital in the most recent financial report: Total Assets Ratio: 17.46%; Shareholder's Equity Ratio: 23.57% Working capital in the most recent financial report is NT$1,158,483 thousand. 10. Specific Purpose of Acquisition or Disposal: Investment management 11. Opinions of Dissenting Directors on this Transaction: None 12. Is this a related party transaction: No 13. Counterparty and its Relationship with the Company: Not applicable 14. Date of Supervisors' Approval or Audit Committee's Consent: Not applicable 15. Date of previous significant announcement on the same matter: Not applicable 16. Other Matters to be Stated: None